205600520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{270527}}^1$

素因数の和:270557

約数の個数: 32

約数和(自身を含む): 486950400

約数和(自身を除く): 281349880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 270527, 541054, 1082108, 1352635, 2164216, 2705270, 5140013, 5410540, 10280026, 10821080, 20560052, 25700065, 41120104, 51400130, 102800260, 205600520]

約数ペア:

[(1, 205600520), (2, 102800260), (4, 51400130), (5, 41120104), (8, 25700065), (10, 20560052), (19, 10821080), (20, 10280026), (38, 5410540), (40, 5140013), (76, 2705270), (95, 2164216), (152, 1352635), (190, 1082108), (380, 541054), (760, 270527)]